Juniper SRX550, Hardware Manual

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Figure 19: Connecting DC Power Cables
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9. Replace the clear plastic cover over the terminal studs on the faceplate.
10. Verify that the power cables are connected correctly, that they are not touching or blocking access to
services gateway components, and that they do not drape where people could trip on them.
11. Remove the tape from the switch handle of the circuit breaker on the panel board that services the
DC circuit and switch the circuit breaker to the on position ( | ). Observe the status LEDs on the power
supply faceplate. If the power supply is correctly installed and functioning normally, the POWER LED
lights green steadily on the services gateway front panel.
NOTE: If more than one power supply is being installed, turn on all power supplies at the same
time.
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